Loh, C. H., Tan, C. L., Tan, K. B., Sudhoff, H., & Goon, P. (2024). Malignant Transformation in Porokeratosis Ptychotropica: A Systematic Review. Acta Dermato-Venereologica, 104, adv40558. https://doi.org/10.2340/actadv.v104.40558